[ServiceWorker] Propagates ServiceWorker fetched response's URL and wasFetchedViaServiceWorker flag.

content/public/common/resource_response_info.h

Index: content/public/common/resource_response_info.h
diff --git a/content/public/common/resource_response_info.h b/content/public/common/resource_response_info.h
index 31fa4b905b961afada157bd89bc1d54c4123b23e..7d22c1c94d607eb0d93d5d1a42ea214ea4642f29 100644
--- a/content/public/common/resource_response_info.h
+++ b/content/public/common/resource_response_info.h
@@ -97,6 +97,13 @@ struct ResourceResponseInfo {
 
   // Remote address of the socket which fetched this resource.
   net::HostPortPair socket_address;
+
+  // True if the response was fetched via a ServiceWorker.
+  bool was_fetched_via_service_worker;
+
+  // The original URL of the response which was fetched via the ServiceWorker.

[tyoshino (SeeGerritForStatus), 2014/07/14 07:00:42]

via -> by
would be better? I think the response can be a result of fetch() initiated by
the ServiceWorker but not for any FetchEvent coming from a page under the SW's
scope. For such a case, "via" doesn't fit I think.

[horo, 2014/07/15 00:36:17]

Done.

+  // This may be empty if the response was created inside the ServiceWorker.
+  GURL original_url_via_service_worker;
 };
 
 }  // namespace content